<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <!-- import CSS -->
    <link rel="stylesheet" href="https://cdn.staticfile.org/element-ui/2.15.9/theme-chalk/index.css">
</head>
<body>
<div id="app">
    <!--default-active设置默认选中的位置
    mode="horizontal"用来设置横向显示,去掉mode默认为纵向显示-->
    <el-menu :default-active="activeIndex"
             class="el-menu-demo" mode="horizontal" @select="handleSelect">
        <el-menu-item index="1">处理中心</el-menu-item>
        <!--submenu子菜单-->
        <el-submenu index="2">
            <!--设置子菜单标题-->
            <template slot="title">我的工作台</template>
            <el-menu-item index="2-1">选项1</el-menu-item>
            <el-menu-item index="2-2">选项2</el-menu-item>
            <el-menu-item index="2-3">选项3</el-menu-item>
            <el-submenu index="2-4">
                <template slot="title">选项4</template>
                <el-menu-item index="2-4-1">选项1</el-menu-item>
                <el-menu-item index="2-4-2">选项2</el-menu-item>
                <el-menu-item index="2-4-3">选项3</el-menu-item>
            </el-submenu>
        </el-submenu>
        <!--disabled让当前的菜单项失效-->
        <el-menu-item index="3" disabled>消息中心</el-menu-item>
        <el-menu-item index="4"><a href="https://www.ele.me" target="_blank">订单管理</a></el-menu-item>
    </el-menu>


    <div class="line"></div>
    <el-menu
            :default-active="activeIndex2"
            class="el-menu-demo"
            mode="horizontal"
            @select="handleSelect"
            background-color="#545c64"
            text-color="#fff"
            active-text-color="#ffd04b">
        <el-menu-item index="1">处理中心</el-menu-item>
        <el-submenu index="2">
            <template slot="title">我的工作台</template>
            <el-menu-item index="2-1">选项1</el-menu-item>
            <el-menu-item index="2-2">选项2</el-menu-item>
            <el-menu-item index="2-3">选项3</el-menu-item>
            <el-submenu index="2-4">
                <template slot="title">选项4</template>
                <el-menu-item index="2-4-1">选项1</el-menu-item>
                <el-menu-item index="2-4-2">选项2</el-menu-item>
                <el-menu-item index="2-4-3">选项3</el-menu-item>
            </el-submenu>
        </el-submenu>
        <el-menu-item index="3" disabled>消息中心</el-menu-item>
        <el-menu-item index="4"><a href="https://www.ele.me" target="_blank">订单管理</a></el-menu-item>
    </el-menu>
    <h3>自己的导航菜单</h3>
    <el-menu mode="horizontal">
        <el-menu-item v-for="(item,i) in arr" :index="i+1">{{item}}</el-menu-item>
    </el-menu>
    <h4>侧边导航菜单</h4>
    <div style="width: 300px;background-color: #666">
        <el-menu
                default-active="2"
                class="el-menu-vertical-demo"
                @open="handleOpen"
                @close="handleClose">
            <el-submenu index="1">
                <template slot="title">我的工作台</template>

                <template slot="title">
                    <i class="el-icon-location"></i>
                    <span>导航一</span>
                </template>
                <el-menu-item-group>
                    <template slot="title">分组一</template>
                    <el-menu-item index="1-1">选项1</el-menu-item>
                    <el-menu-item index="1-2">选项2</el-menu-item>
                </el-menu-item-group>
                <el-menu-item-group title="分组2">
                    <el-menu-item index="1-3">选项3</el-menu-item>
                </el-menu-item-group>
                <el-submenu index="1-4">
                    <template slot="title">选项4</template>
                    <el-menu-item index="1-4-1">选项1</el-menu-item>
                </el-submenu>
            </el-submenu>
            <el-menu-item index="2">
                <i class="el-icon-menu"></i>
                <span slot="title">导航二</span>
            </el-menu-item>
            <el-menu-item index="3" disabled>
                <i class="el-icon-document"></i>
                <span slot="title">导航三</span>
            </el-menu-item>
            <el-menu-item index="4">
                <i class="el-icon-setting"></i>
                <span slot="title">导航四</span>
            </el-menu-item>
        </el-menu>
    </div>
</div>
</body>
<!-- import Vue before Element -->
<script src="https://cdn.staticfile.org/vue/2.6.14/vue.min.js"></script>
<!-- import JavaScript -->
<script src="https://cdn.staticfile.org/element-ui/2.15.9/index.min.js"></script>
<script>
    let v = new Vue({
        el: '#app',
        data: function () {
            return {
                activeIndex: '3',
                activeIndex2: '1',
                arr:["首页","直播课","线上课","脱产班","关于我们"]
            }
        },
        methods: {
            handleSelect(key, keyPath) {
                console.log(key, keyPath);
            },
            handleOpen(key, keyPath) {
                console.log(key, keyPath);
            },
            handleClose(key, keyPath) {
                console.log(key, keyPath);
            }
        }
    })
</script>
</html>